Generating well-tagged PDF documents

The talk is devoted to typical problems and possible solutions of generating PDF/UA compliant (or at least well-tagged) PDF documents from authoring applications such as rich layout WYSIWYG text editors, web browsers, and others. We touch on some ambiguous PDF/UA requirements and technical challenges one faces when converting declarative html-like documents to Tagged PDF. This … Read more

Forget the PS5, I’ve got a PDF 2.0

Remember when you used to get manuals with video games? We all lament the loss of those manuals (at least I do), but imagine if the manual was the game? After decades of dominating the document and printing industry, it is time for PDF to branch out into the gaming industry. I want to introduce you … Read more

Examining PDFs as an aggregate

PDFs is not a single application’s file format, it is a file format shared with thousands of applications, and each PDF producer seemingly has their own quirks for generating PDFs. What can we learn by examining a couple of largish collections of PDF as an aggregate sample of PDFs? Within these file sets: which are … Read more

PDF/A-4, PDF/X-6 and the other new PDF standards

PDF/A-4 introduces various changes in features and structure of conformance levels. Also new are PDF/X-6, PDF/VT-3 and PDF/R. In addition ISO used the opportunity to harmonize all these standards so that it will be more straightforward for a PDF to comply with more than just one standard.